Aron Landau: Suddenly the scoresheet shows in stead of ??.??. 1927--,27.10.1927
(I use the in Europe usual "day"-"month"-˙ear"). I based the date on a booklet published by M.A. Lachaga,
Argentine with the title: "Internationales Schachmeisterturnier London 1927 des British Empire Club".The ...

Aron Landau: "Forced labor camp" is an euphemism for a camp to murder (jewish)people. Salo Landau was, amongst many others, murdered(!!) there. His wife and little daughter, after being deported in Westerbork Holland, were murdered in 1944 in an Auschwitz gas chamber.

Aron Landau: Nimzowitsch says about this game in his book "Mein System" on page 146 :
"On December 5th, 1910 I gave a simultane"......
His opponent was "Pastor Ryckhoff". The scoresheet does not mention this.
You can also find this game in G.H. Marten's book "Aaron Nimzowitsch, Ein Leben ...

Aron Landau: The scoresheet does not mention the date and round. But according to the tournament book of Dr. Tartakower this game was played on Tuesday 21nd of August 1928 in the 9th round. Dr Tartakower's synopsis of this game was: "Agonie der Felder".